Neoabbottiella Perestenko, 1982 genus accepted

Acrodiscus Zanardini, 1869 genus accepted

Amalthea R. D'Archino & W.A. Nelson in D'Archino, Nelson & Zuccarello, 2014 genus accepted

Aeodes J.Agardh, 1876 genus accepted

Neorubra M.S. Calderon, G.H. Boo & S.M. Boo, 2014 genus accepted

Carpopeltis F.Schmitz, 1895 genus accepted

Corynomorpha J.Agardh, 1872 genus accepted

Galene R. D'Archino & G.C. Zuccarello in D'Archino, Nelson & Zuccarello, 2014 genus accepted

Isabbottia Balakrishnan, 1980 genus accepted

Polyopes J.Agardh, 1849 genus accepted

Norrissia M.S. Balakrishnan in T.V. Desikachary & V.N. Raja Rao, 1980 genus accepted

Hymenophlaea J.Agardh, 1899 genus provisionally accepted

Isabottia M.S. Balakrishnan in T.V. Desikachary & V.N. Raja Rao, 1980 genus accepted

Kintokiocolax T. Tanaka & Y. Nozawa, 1960 genus accepted

Codiophyllum J.E. Gray, 1872 genus accepted

Cryptonemia J.Agardh, 1842 genus accepted

Pachymenia J.Agardh, 1876 genus accepted

Felicinia A. Manghisi, L. Le Gall, M.A. Ribera, G.M. Gargiulo & M. Morabito in Manghisi, Le Gall, Ribera, Bonillo, Gargiulo & Morabito, 2014 genus accepted

Gelinaria Sonder, 1845 genus accepted

Glaphyrosiphon M.H. Hommersand & G.L. Leister in Hommersand, Leister, Ramírez, Gabrielson & Nelson, 2010 genus accepted

Grateloupia C.Agardh, 1822 genus accepted

Grateloupiocolax Schnetter & Bula-Meyer, 1983 genus accepted

Halymenia C.Agardh, 1817 genus accepted

Mariaramirezia M.S. Calderon, G.H. Boo, A. Mansilla & S.M. Boo in Calderon, Boo & Boo, 2016 genus accepted

Phyllymenia J.Agardh, 1848 genus accepted

Thamnoclonium Kützing, 1843 genus accepted

Yonagunia S. Kawaguchi & M. Masuda in S. Kawaguchi et al., 2004 genus accepted

Zymurgia J.A. Lewis & G.T. Kraft, 1992 genus accepted

Austroepiphloea E.A. Molinari-Novoa, C.E. Sánchez Ocharan & M.D. Guiry in Molinari-Novoa et al., 2021 genus accepted

Spongophloea J.M. Huisman, O. De Clerck, W.F. Prud'homme van Reine & M.A. Borowitzka, 2011 genus accepted